helical相关论文
We describe a janusarene derivative PyJ,which forms micrometer-scale one-dimensional metallo-supramolecular polymer thro......
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Influence of Scan Mode on Radiation Dose and Image Quality in Cardiac CT:Comparison of Volumetric256
Objectives: Efforts to decrease radiation exposure during cardiac computed tomography,while maintaining diagnostic image......
Objective:to study the effect of axial and spiral scan mode in head CT on image quality and radiation dosage, and provid......
Efficiency and Effectiveness Thermal Analysis of the Shell and Helical Coil Tube Heat Exchanger Used
The case study is about obtaining the flow rate and saturation temperature of steam that makes it possible to heat a sol......
Passive Control of Flow-Induced Vibration(FIV)by Helical Strakes for Two Staggered Flexible Cylinder
Helical strake is a widely-used device for passive flow-induced vibration(FIV)control of cylindrical structures.It is om......
A new fluorescence at 333 nm formed when the solution of human neuronal tau protein was incubated at 37℃. The maximum e......
Deposition features of Ni on self-assembled microtubule template from biolipid by electroless method
Diacetylenic glycero-phosphatidylcholine is a chiral molecule with amphiphilic property, and it can self-assembly into a......
Fabrication of Ni-decorated helical ribbon composite microstructure from self-assembled lipid tubule
Lipid molecules can self-assemble into a tubular structure, which is formed by tightly wound helical ribbons. Lipid tubu......
Tubular metal-organic complex (C2H9N2)2(C2H10N2)0.5[MoO2(OC6H4O)2] has been synthesized. The title complex crystallizes ......
Helical amylose/SWNTs complexes (A/S-C) of various sizes, a single nanotube wrapped by amylose in particular, were demon......
The changes of decay rates of radionuclide 111In(electron capture) and 32P(β decay) induced by exter-nal mechanic motio......
The helical flow significantly affects the flow, sediment transport and morphological evolution in curved channels. A s......
A Novel Copper(II) Coordination Polymer with Figure-of-eight-shaped Channels Occupied by Flexible Mo
A copper(II) coordination polymer, [Cu3(HOA)2(bpp)4]n (1, H4OA = 3,3′,4,4′-oxidiphthalic acid, bpp = 1,3-bis(4-pyridyl......
During the last two decades,porous coordination polymers(PCPs),usually called as metal-organic frameworks(MOFs),have bee......
The local maxima of water density in the space near the single-helical of Konjac glucomannan as well as the dominant con......
The “sergeants and soldiers rule” occurring in helical copolymer emulsions derived from an achiral monomer (M1) and a ......
Syntheses, Structures and Fluorescent Properties of Copper(Ⅱ) and Manganese(Ⅱ) Helical Complexes Bri
Two isostructural helical coordination polymers, {[Cu(dps)2(Hssa)-(H2O)2]·3H2O}n (1) and {[Mn(dps)2(Hssa)(H2O)2]·2H2O}......
We prepared the DNA-cetyltrimethyl ammonium complex, as well as the same complex intercalated with stable organic free r......
Tuning the helical twisting power of nematic liquid crystals induced by chiral 1,2-propanediol deriv
In this study,a novel series of chiral 1,2-propanediol derivatives with different electron-donating and electron-withdra......
Two helical one-dimensional complexes [MnII(MeOH)4][MnIV(L·)2]·2MeOH (1) and [MnIII(salen)][MnIII(L)2] (2) (H2L = HON=......
Self-assembly behaviors of the cholesteryl trimeric-phenylene vinylene derivative in the H_2 O/THF s
Cholesteryl trimeric phenylene vinylene(Chol-TPV) has been synthesized and characterized. The selfassembly behaviors of ......
Left-handed,coiled,4,4’-biphenylene bridged polybissilsesquioxane,tubular nanoribbons were prepared according to the pu......
A Novel 3D Supramolecular Framework of Poly[(5-(oxidediphenylphosphino)isophthalate)zinc(Ⅱ)]: Synthe
A novel metal-organic framework, namely [Zn(C20H13O5P)]n(1), has been hydrothermally synthesized through the reaction of......
Theoretical Study on Electronic and Charge Transfer Properties of Oligo[8]thiophene and Its Circular
The novel linear,circular,hooped,and helical molecules based on oligo[8]thiophene were theoretically studied for the app......
A novel phenylacetylene derivative containing urea groups was synthesized and polymerized with a Rh catalyst to give the......
Syntheses and Crystal Structures of Two New Ag(Ⅰ) Complexes with Betaine Derivative: Structure Chang
Two new Ag(I) complexes {Ag2(L)(NO3)(H2O)}n(1) and {Ag(L)}n·nH2O(2) have been synthesized via the reaction of silver ni......
Synthesis and Crystal Structure of a Novel Chiral 3D Metal-organic Framework Based on an N-methyl Su
A chiral 3D metal-organic framework [CdL]·DMSO·H2O(1) was constructed by an N-methyl substituted salan ligand(H2L), an......
A novel zinc(Ⅱ) complex, Zn(IBT) 2 (1, HIBT=5-(4-((1H-imidazol-1-yl)methyl)phenyl)-2H-tetrazole) has been synthesized w......
A new 1,8-naphthalimide derivative was prepared in which the C-4 position was substituted by pyridin-4-ol.This derivativ......
A two-dimensional Cd(II) coordination polymer, [Cd(dtb)]n (dtb=5,5-dithiobis(2- nitrobenzoic acid), has been solvotherma......
Fluorescein/polyvinyl pyrrolidone (PVP) composite nanofibers with different fluorescein loadings (with a weight concentr......
This paper reports experimental and computational fluid dynamics(CFD) studies on the performance of microfiltration enha......
Helical Molecular Orbitals Around Straight-Line Oligomers of H_2C_nH_2 as a Model for a Molecular De
Allene-like and cumulene-like oligomers with two CH2 groups at both ends of the oligomers(H2CnH2) have been found to giv......
Investigation on structural changes of isotactic polypropylene mesophase in the heating process by u
Two-dimensional FT-IR correlation spectroscopy was used to reveal the structural changes of isotactic polypropylene(iPP)......
Biological activity of konjac glucomannan is closely related to its structure,in particular to its high-level structure.......
A One-dimensional Cobalt Coordination Polymer Based on Biphenyl-2,3,3?,5?-tetracarboxylic Acid and N
Hydrothermal reactions of biphenyl-2,3,3?,5?-tetracarboxylic acid(H4bptc) with cobalt salt in the presence of 1,4-bis(2-......
Chiral electron deficient ruthenium helical coordination polymer as a catalyst for the epoxidation o
An air and moisture stable ruthenium(Ⅲ) formate complex[Ru(HCO_2)Cl_2]_n has been synthesized and examined in the epoxi......
A new copper(I)-lead(II) oxyhalide, Cu Pb2(OH)2Cl3, has been prepared by hydrothermal reaction and structurally characte......
Syntheses,Structure and Thermal Analysis of a Cobalt Coordination Polymer with Multiform Helical Fea
A new 3D complex,[Co(L)(bpe)0.5(H2O)2]n(1,H2 L = 5-iodo-benzene-1,3-dioxyacetic acid,bpe = 1,2-bis(4-pyridyl)ethylene),h......
A Novel 3D Cd(II) Coordination Polymer with an Unusual 3-Connected(8~2·10) Lig Net: Synthesis, Cryst
A new 3D Cd(II) coordination polymer, [Cd(Hpidc)]n(1, H3 pidc = 2-(pyrid-2-yl)-1H-imidazole-4,5-dicarboxy acid), has bee......
A TEMPERATURE AND pH DOUBLE SENSITIVE CHOLESTERIC POLYMER FILM FROM A PHOTOPOLYMERIZABLE CHIRAL HYDR
In this study, a novel H-bonded cholesteric polymer film responding to temperature and pH by changing the reflection col......
We investigated the ring opening polymerization (ROP) of di- and tri-ethylene glycol monomethyl ether functionalized L-g......
One new chiral metal-organic coordination polymer,[Cd_2(dpb)(H_2hfipbb)_2]_n,was obtained under hydrothermal conditions ......
Controlling structural topology of metal-organic frameworks with a desymmetric 4-connected ligand th
Two new metal-organic frameworks(MOFs),[Cu2(H_2O)_2(BCPIA)](BUT-20)and(Me_2NH_2)[In(BCPIA)](BUT-21)were designed and syn......
Synthesis,Crystal Structure and Fluorescence of a Bicyclic Product Containing Chromene and Propargyl
The bicyclic product containing a chromene skeleton and a propargylamine skeleton(C_(22)H_(22)N_2O_2) was synthesized fr......
The dependence of properties on the structure and morphology of semicrystalline polymers offers an effective way to tail......
The metal-organic framework(MOF){[Cu(L1)_(0.5)(CN)]·4H_2O·3DMSO}_n(1) was assembled by 1,4-bis(3?,5?-dicyano-2?,6?-di(......
Hydrothermal Synthesis,Crystal Structure and Properties of a Novel 3D Metal-organic Coordination Pol
A novel 3D metal-organic coordination polymer with helical chains based on a flexible 5-(imidazol-1-ylmethyl)isophthalic......
